From 2a5fade753e66ae68f0131962391cd78b99afa53 Mon Sep 17 00:00:00 2001 From: Artyom Tarasenko Date: Fri, 8 Aug 2014 22:48:00 +0200 Subject: target-sparc64: implement Short Floating-Point Store Instructions Implement Short Floating-Point Store Instructions as described in the chapter 13.5.2 of UltraSPARC-IIi User's Manual. Particularly this instructions are used by NetBSD 4.0.1+ /sparc64 Signed-off-by: Artyom Tarasenko Signed-off-by: Mark Cave-Ayland --- target-sparc/ldst_helper.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'target-sparc') diff --git a/target-sparc/ldst_helper.c b/target-sparc/ldst_helper.c index 03bd9f9706..1a62e193bd 100644 --- a/target-sparc/ldst_helper.c +++ b/target-sparc/ldst_helper.c @@ -2154,7 +2154,6 @@ void helper_stf_asi(CPUSPARCState *env, target_ulong addr, int asi, int size, unsigned int i; target_ulong val; - helper_check_align(env, addr, 3); addr = asi_address_mask(env, asi, addr); switch (asi) { @@ -2191,8 +2190,22 @@ void helper_stf_asi(CPUSPARCState *env, target_ulong addr, int asi, int size, helper_st_asi(env, addr, env->fpr[rd / 2].ll, asi & 0x19, 8); } + return; + case 0xd2: /* 16-bit floating point load primary */ + case 0xd3: /* 16-bit floating point load secondary */ + case 0xda: /* 16-bit floating point load primary, LE */ + case 0xdb: /* 16-bit floating point load secondary, LE */ + helper_check_align(env, addr, 1); + /* Fall through */ + case 0xd0: /* 8-bit floating point load primary */ + case 0xd1: /* 8-bit floating point load secondary */ + case 0xd8: /* 8-bit floating point load primary, LE */ + case 0xd9: /* 8-bit floating point load secondary, LE */ + val = env->fpr[rd / 2].l.lower; + helper_st_asi(env, addr, val, asi & 0x8d, ((asi & 2) >> 1) + 1); return; default: + helper_check_align(env, addr, 3); break; } -- cgit v1.2.3-55-g7522